Behavioral task
behavioral1
Sample
2024-03-26_e28363376a1b030d2f4a4128aec42d05_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-26_e28363376a1b030d2f4a4128aec42d05_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-26_e28363376a1b030d2f4a4128aec42d05_cryptolocker
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Size
81KB
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MD5
e28363376a1b030d2f4a4128aec42d05
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SHA1
2f990f40a5cd9c85cb81e01b4909b219fcfe626f
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SHA256
75876d5874fe27e6a0941206309f55031b99ea6aeb630ee297fb571e895561a1
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SHA512
0349c0fb81740226d22c66a5a167ae9b2ad58f1f331def5c608d3a2db7a0e4e444370cce5f2e90cd2497c23bd66e859f48be3da3887ed6724b0f643e5560448d
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7u:T6a+rdOOtEvwDpjNa
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-03-26_e28363376a1b030d2f4a4128aec42d05_cryptolocker
Files
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2024-03-26_e28363376a1b030d2f4a4128aec42d05_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE